Ohimain, E.I. and Izah, S.C. 2015. Energy Self-Sufficiency of Semi-Mechanized Oil Palm Processing: A Case Study of Bayelsa Palm Mill, Elebele, Nigeria. Energy Economics Letters. 2, 3 (Sep. 2015), 35–45. DOI:https://doi.org/10.18488/journal.82/2015.2.3/82.3.35.45.